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A Rock Is Kicked Horizontally at a Speed of 15

Question 55

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A rock is kicked horizontally at a speed of 15 m/s from the edge of a cliff. The rock strikes the ground 65 m from the foot of the cliff of height H as suggested in the figure, which is not drawn to scale. Neglect air resistance.
A rock is kicked horizontally at a speed of 15 m/s from the edge of a cliff. The rock strikes the ground 65 m from the foot of the cliff of height H as suggested in the figure, which is not drawn to scale. Neglect air resistance.   -How long is the rock in the air? A) 1.0 s B) 1.2 s C) 4.0 s D) 5.5 s E) 11.2 s
-How long is the rock in the air?


A) 1.0 s
B) 1.2 s
C) 4.0 s
D) 5.5 s
E) 11.2 s

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